Fetch thumbnails for templates in a remote repository.
Fetch thumbnails for templates in a remote repository.

Change-Id: I1e2cdfcd7a98a798fde22722e8bba0a1ad8b3cd3

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core